Answer
An electrical dipole moment exists when two electrical charges of opposite sign and equal magnitude are separated by a distance. Polar molecules have dipoles as a result of the uneven attraction of electrons by the atoms when they have different electronegativities.
Work Step by Step
An electrical dipole moment exists when two electrical charges of opposite sign and equal magnitude are separated by a distance. Polar molecules have dipoles as a result of the uneven attraction of electrons by the atoms when they have different electronegativities.
